diff --git a/.cspell/custom-dictionary.txt b/.cspell/custom-dictionary.txt
index cc73d73..ff28973 100644
--- a/.cspell/custom-dictionary.txt
+++ b/.cspell/custom-dictionary.txt
@@ -2,7 +2,6 @@
 allclose
 ALLUSERSPROFILE
 amperemeter
-analyser
 arange
 archiver
 argwhere
@@ -27,7 +26,6 @@ COLLECTIONCOLUMN
 colorbar
 COMPES
 configpath
-Croping
 cropit
 damatrix
 dapolymatrix
diff --git a/specsanalyzer/convert.py b/specsanalyzer/convert.py
index 871bc85..e1173f0 100755
--- a/specsanalyzer/convert.py
+++ b/specsanalyzer/convert.py
@@ -12,14 +12,14 @@ def get_damatrix_from_calib2d(
     work_function: float,
     calib2d_dict: dict,
 ) -> tuple[float, np.ndarray, float, str, list[str]]:
-    """This function estimates the best angular conversion coefficients for the current analyser
+    """This function estimates the best angular conversion coefficients for the current analyzer
     mode, starting from a dictionary containing the specs .calib2d database. A linear interpolation
     is performed from the tabulated coefficients based on the retardation ratio value.
 
     Args:
         lens_mode (str): the lens mode string description
         kinetic_energy (float): kinetic energy of the photoelectron
-        pass_energy (float): analyser pass energy
+        pass_energy (float): analyzer pass energy
         work_function (float): work function settings
         calib2d_dict (dict): dictionary containing the configuration parameters for angular
             correction
@@ -245,7 +245,7 @@ def calculate_polynomial_coef_da(
     Args:
         da_matrix (np.ndarray): the matrix of interpolated da coefficients
         kinetic_energy (float): photoelectron kinetic energy
-        pass_energy (float): analyser pass energy
+        pass_energy (float): analyzer pass energy
         e_shift (np.ndarray): e shift parameter, defining the energy
             range around the center for the polynomial fit of the da coefficients
 
@@ -386,8 +386,8 @@ def calculate_matrix_correction(
     """Calculate the angular and energy interpolation matrices for the correction function.
 
     Args:
-        kinetic_energy (float): analyser set kinetic energy
-        pass_energy (float): analyser set pass energy
+        kinetic_energy (float): analyzer set kinetic energy
+        pass_energy (float): analyzer set pass energy
         nx_pixels (int): number of image pixels (after binning) along the energy dispersing
             direction
         ny_pixels (int): number of image pixels (after binning) along the angle/spatially
diff --git a/specsanalyzer/core.py b/specsanalyzer/core.py
index bf2266c..88f8406 100755
--- a/specsanalyzer/core.py
+++ b/specsanalyzer/core.py
@@ -106,9 +106,9 @@ def convert_image(
             raw_img (np.ndarray): Raw image data, numpy 2d matrix
             lens_mode (str): analyzer lens mode, check calib2d for a list of modes CamelCase naming
                 convention e.g. "WideAngleMode"
-            kinetic_energy (float): set analyser kinetic energy
-            pass_energy (float): set analyser pass energy
-            work_function (float): set analyser work function
+            kinetic_energy (float): set analyzer kinetic energy
+            pass_energy (float): set analyzer pass energy
+            work_function (float): set analyzer work function
             conversion_parameters (dict, optional): dictionary of conversion parameters,
                 overwriting determination from calib2d file. Defaults to None.
 
@@ -371,9 +371,9 @@ def crop_tool(
             raw_img (np.ndarray): Raw image data, numpy 2d matrix
             lens_mode (str): analyzer lens mode, check calib2d for a list
                 of modes CamelCase naming convention e.g. "WideAngleMode"
-            kinetic_energy (float): set analyser kinetic energy
-            pass_energy (float): set analyser pass energy
-            work_function (float): set analyser work function
+            kinetic_energy (float): set analyzer kinetic energy
+            pass_energy (float): set analyzer pass energy
+            work_function (float): set analyzer work function
             apply (bool, optional): Option to directly apply the pre-selected cropping parameters.
                 Defaults to False.
             **kwds: Keyword parameters for the crop tool:
diff --git a/specsscan/core.py b/specsscan/core.py
index 2831333..8f12d1a 100755
--- a/specsscan/core.py
+++ b/specsscan/core.py
@@ -288,7 +288,7 @@ def load_scan(
         return res_xarray
 
     def crop_tool(self, scan: int = None, path: Path | str = "", **kwds):
-        """Croping tool interface to crop_tool method of the SpecsAnalyzer class.
+        """Cropping tool interface to crop_tool method of the SpecsAnalyzer class.
 
         Args:
             scan (int, optional): Scan number to load data from. Defaults to None.
diff --git a/specsscan/helpers.py b/specsscan/helpers.py
index d01687c..02e396c 100644
--- a/specsscan/helpers.py
+++ b/specsscan/helpers.py
@@ -390,7 +390,7 @@ def handle_meta(
 
         kinetic_energy = df_lut["KineticEnergy"].to_numpy()
         if len(set(kinetic_energy)) > 1 and scan_info["ScanType"] == "voltage":
-            energy_scan_mode = "fixed_analyser_transmission"
+            energy_scan_mode = "fixed_analyser_transmission"  # spell-checker: word: analyser
 
     metadata["scan_info"] = complete_dictionary(
         metadata.get("scan_info", {}),