diff --git a/branch.c b/branch.c
index 621019f..e4a738f 100644
--- a/branch.c
+++ b/branch.c
@@ -738,7 +738,7 @@
 }
 
 void create_branches_recursively(struct repository *r, const char *name,
-				 const char *start_commitish,
+				 const char *start_committish,
 				 const char *tracking_name, int force,
 				 int reflog, int quiet, enum branch_track track,
 				 int dry_run)
@@ -748,8 +748,8 @@
 	struct object_id super_oid;
 	struct submodule_entry_list submodule_entry_list;
 
-	/* Perform dwim on start_commitish to get super_oid and branch_point. */
-	dwim_branch_start(r, start_commitish, BRANCH_TRACK_NEVER,
+	/* Perform dwim on start_committish to get super_oid and branch_point. */
+	dwim_branch_start(r, start_committish, BRANCH_TRACK_NEVER,
 			  &branch_point, &super_oid);
 
 	/*
@@ -772,7 +772,7 @@
 				submodule_entry_list.entries[i].submodule->name);
 			if (advice_enabled(ADVICE_SUBMODULES_NOT_UPDATED))
 				advise(_("You may try updating the submodules using 'git checkout --no-recurse-submodules %s && git submodule update --init'"),
-				       start_commitish);
+				       start_committish);
 			exit(code);
 		}
 
@@ -787,7 +787,7 @@
 			    name);
 	}
 
-	create_branch(r, name, start_commitish, force, 0, reflog, quiet,
+	create_branch(r, name, start_committish, force, 0, reflog, quiet,
 		      BRANCH_TRACK_NEVER, dry_run);
 	if (dry_run)
 		return;
diff --git a/branch.h b/branch.h
index 30c01ae..ec2f35f 100644
--- a/branch.h
+++ b/branch.h
@@ -78,26 +78,26 @@
  * those of create_branch() except for start_name, which is represented
  * by two different parameters:
  *
- * - start_commitish is the commit-ish, in repository r, that determines
+ * - start_committish is the commit-ish, in repository r, that determines
  *   which commits the branches will point to. The superproject branch
- *   will point to the commit of start_commitish and the submodule
- *   branches will point to the gitlink commit oids in start_commitish's
+ *   will point to the commit of start_committish and the submodule
+ *   branches will point to the gitlink commit oids in start_committish's
  *   tree.
  *
  * - tracking_name is the name of the ref, in repository r, that will be
  *   used to set up tracking information. This value is propagated to
  *   all submodules, which will evaluate the ref using their own ref
- *   stores. If NULL, this defaults to start_commitish.
+ *   stores. If NULL, this defaults to start_committish.
  *
- * When this function is called on the superproject, start_commitish
+ * When this function is called on the superproject, start_committish
  * can be any user-provided ref and tracking_name can be NULL (similar
  * to create_branches()). But when recursing through submodules,
- * start_commitish is the plain gitlink commit oid. Since the oid cannot
+ * start_committish is the plain gitlink commit oid. Since the oid cannot
  * be used for tracking information, tracking_name is propagated and
  * used for tracking instead.
  */
 void create_branches_recursively(struct repository *r, const char *name,
-				 const char *start_commitish,
+				 const char *start_committish,
 				 const char *tracking_name, int force,
 				 int reflog, int quiet, enum branch_track track,
 				 int dry_run);
diff --git a/po/tr.po b/po/tr.po
index 19d6661..5837752 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -20,7 +20,7 @@
 # clone                       | klon(lamak)                 #
 # commit (ad)                 | işleme                      #
 # commit (eyl.)               | işlemek                     #
-# commitish                   | işlememsi                   #
+# commit-ish                  | işlememsi                   #
 # conflict                    | çakışma                     #
 # cruft                       | süprüntü                    #
 # dangling object             | sallanan nesne              #