diff --git a/docs/domain_conversion.rst b/docs/domain_conversion.rst
index b997fb94..0bdd25d7 100644
--- a/docs/domain_conversion.rst
+++ b/docs/domain_conversion.rst
@@ -2,7 +2,7 @@ Domain conversion
 =================
 
 In RMS it is possible to do domain conversion using the menu option, but in
-some cases it convinient to be able to convert domains using a script. This
+some cases it convenient to be able to convert domains using a script. This
 module provides a method to convert domains in pure python.
 
 The functions are based on that we have matching pairs of surfaces for the two
diff --git a/docs/rms_import_localmodule.rst b/docs/rms_import_localmodule.rst
index 9123ccee..db44d4e8 100644
--- a/docs/rms_import_localmodule.rst
+++ b/docs/rms_import_localmodule.rst
@@ -30,7 +30,7 @@ Given that the library module is made inside the RMS GUI, here is an example::
 The library is outside RMS
 --------------------------
 
-Sometimes it is convinient that the library is made outside RMS, and the same function can
+Sometimes it is convenient that the library is made outside RMS, and the same function can
 then be applied with a `path` keyword::
 
     import fmu.tools as tools
diff --git a/src/fmu/tools/__init__.py b/src/fmu/tools/__init__.py
index 9fb92c59..f8b3fad6 100644
--- a/src/fmu/tools/__init__.py
+++ b/src/fmu/tools/__init__.py
@@ -22,7 +22,7 @@
 
 _logger.debug("Being inside RMS/RMSAPI: %s", ROXAR)
 
-from fmu.tools.extract_grid_zone_tops import extract_grid_zone_tops  # noqa
+from fmu.tools.extract_grid_zone_tops_etc import extract_grid_zone_tops  # noqa
 from fmu.tools.qcforward.qcforward import wellzonation_vs_grid  # noqa
 from fmu.tools.qcproperties.qcproperties import QCProperties  # noqa
 from fmu.tools.domainconversion.dconvert import DomainConversion  # noqa
diff --git a/src/fmu/tools/extract_grid_zone_tops.py b/src/fmu/tools/extract_grid_zone_tops_etc.py
similarity index 99%
rename from src/fmu/tools/extract_grid_zone_tops.py
rename to src/fmu/tools/extract_grid_zone_tops_etc.py
index d2e471c7..7f15aa10 100644
--- a/src/fmu/tools/extract_grid_zone_tops.py
+++ b/src/fmu/tools/extract_grid_zone_tops_etc.py
@@ -1,3 +1,5 @@
+"""Extract grid zone tops from wells."""
+
 import pathlib
 from typing import Any, Dict, Optional, Union
 
diff --git a/src/fmu/tools/rms/import_localmodules.py b/src/fmu/tools/rms/import_localmodules.py
index 1240fcbd..215fcc24 100644
--- a/src/fmu/tools/rms/import_localmodules.py
+++ b/src/fmu/tools/rms/import_localmodules.py
@@ -15,7 +15,7 @@
 
 @no_type_check
 def _detect_pyfile(path, module_root_name):
-    """A module shall be named *.py, but may have different 'actual' name in RMS.
+    """A module shall be named ``*.py``, but may have different 'actual' name in RMS.
 
     Returns:
         actual_file: e.g. mymodule_name_ondisk.py_1
diff --git a/src/fmu/tools/rms/rename_rms_scripts.py b/src/fmu/tools/rms/rename_rms_scripts.py
index ec28bad2..40e8557a 100644
--- a/src/fmu/tools/rms/rename_rms_scripts.py
+++ b/src/fmu/tools/rms/rename_rms_scripts.py
@@ -213,7 +213,7 @@ def _param_begin_end(self, params: List[str]) -> Tuple[int, int]:
         return start, end
 
     def _params_to_dict(self, lines: List[str]) -> Dict[str, str]:
-        """Converts the list of lines representing _a single_ PSJParams
+        """Converts the list of lines representing a single PSJParams
         object into a dictionary containing its values.
         """
         split_lines = [line.split("=", maxsplit=1) for line in lines]
diff --git a/src/fmu/tools/sensitivities/create_design.py b/src/fmu/tools/sensitivities/create_design.py
index 614e2b98..d3789624 100644
--- a/src/fmu/tools/sensitivities/create_design.py
+++ b/src/fmu/tools/sensitivities/create_design.py
@@ -407,9 +407,10 @@ class SeedSensitivity:
 
     # pylint: disable=too-few-public-methods
     def __init__(self, sensname):
-        """Args:
-        sensname (str): Name of sensitivity.
-            Defines SENSNAME in design matrix
+        """Initiate method.
+
+        Args:
+            sensname (str): Name of sensitivity. Defines SENSNAME in design matrix.
         """
         self.sensname = sensname
         self.sensvalues = None
@@ -465,9 +466,10 @@ class SingleRealisationReference:
 
     # pylint: disable=too-few-public-methods
     def __init__(self, sensname):
-        """Args:
-        sensname (str): Name of sensitivity.
-            Defines SENSNAME in design matrix
+        """Initiate.
+
+        Args:
+            sensname (str): Name of sensitivity. Defines SENSNAME in design matrix.
         """
         self.sensname = sensname
         self.sensvalues = None
@@ -501,9 +503,10 @@ class BackgroundSensitivity:
 
     # pylint: disable=too-few-public-methods
     def __init__(self, sensname):
-        """Args:
-        sensname (str): Name of sensitivity.
-            Defines SENSNAME in design matrix
+        """Inititate
+
+        Args:
+            sensname (str): Name of sensitivity. Defines SENSNAME in design matrix.
         """
         self.sensname = sensname
         self.sensvalues = None