diff --git a/src/components/TreeReactFlow/Flavor.ts b/src/components/TreeReactFlow/Flavor.ts
index 163e1be9..4e8e1717 100644
--- a/src/components/TreeReactFlow/Flavor.ts
+++ b/src/components/TreeReactFlow/Flavor.ts
@@ -17,7 +17,7 @@ export const commonHoverClasses = "hover:ring hover:ring-4 hover:ring-offset-4";
 
 export const flavorClasses = (flavor: NodeFlavor): string =>
   classNames(
-    typeOrTermClasses(isTypeLevel(flavor)),
+    sortClasses(flavorSort(flavor)),
     (() => {
       switch (flavor) {
         case "Hole":
@@ -209,7 +209,7 @@ export const flavorContentClasses = (
   flavor: NodeFlavorTextBody | NodeFlavorPrimBody | NodeFlavorNoBody
 ): string =>
   classNames(
-    typeOrTermContentClasses(isTypeLevel(flavor)),
+    sortContentClasses(flavorSort(flavor)),
     (() => {
       switch (flavor) {
         case "Hole":
@@ -531,10 +531,10 @@ export const boxFlavorBackground = (flavor: NodeFlavorBoxBody): string => {
 };
 
 /** What sort of node does this flavor correspond to?
- * Note that the backend could in principal tell us this independently of flavors,
+ * Note that the backend could in principle tell us this independently of flavors,
  * since it comes down to whether the node ultimately comes from an `Expr`, `Type` or `Kind`.
  */
-export const isTypeLevel = (flavor: NodeFlavor): "term" | "type" | "kind" => {
+export const flavorSort = (flavor: NodeFlavor): "term" | "type" | "kind" => {
   switch (flavor) {
     case "Con":
     case "Lam":
@@ -574,8 +574,8 @@ export const isTypeLevel = (flavor: NodeFlavor): "term" | "type" | "kind" => {
   }
 };
 
-export const typeOrTermClasses = (x: "term" | "type" | "kind"): string => {
-  switch (x) {
+export const sortClasses = (s: "term" | "type" | "kind"): string => {
+  switch (s) {
     case "term":
       return "rounded-3xl";
     case "type":
@@ -585,10 +585,8 @@ export const typeOrTermClasses = (x: "term" | "type" | "kind"): string => {
   }
 };
 
-export const typeOrTermContentClasses = (
-  x: "term" | "type" | "kind"
-): string => {
-  switch (x) {
+export const sortContentClasses = (s: "term" | "type" | "kind"): string => {
+  switch (s) {
     case "term":
       return "";
     case "type":
diff --git a/src/components/TreeReactFlow/index.tsx b/src/components/TreeReactFlow/index.tsx
index 1337d3ac..244e2701 100644
--- a/src/components/TreeReactFlow/index.tsx
+++ b/src/components/TreeReactFlow/index.tsx
@@ -61,7 +61,7 @@ import {
   flavorLabel,
   flavorLabelClasses,
   noBodyFlavorContents,
-  typeOrTermClasses,
+  sortClasses,
 } from "./Flavor";
 import { ZoomBar, ZoomBarProps } from "./ZoomBar";
 import { WasmLayoutType } from "@zxch3n/tidy/wasm_dist";
@@ -274,7 +274,7 @@ const nodeTypes = {
       <div
         title={data.def.baseName}
         className={classNames(
-          typeOrTermClasses("term"),
+          sortClasses("term"),
           "flex items-center justify-center",
           "bg-white-primary",
           "border-4 border-grey-secondary ring-grey-secondary",
@@ -304,7 +304,7 @@ const nodeTypes = {
       <div
         title={data.name.baseName}
         className={classNames(
-          typeOrTermClasses("type"),
+          sortClasses("type"),
           "flex items-center justify-center",
           "bg-white-primary",
           "border-4 border-grey-secondary ring-grey-secondary",
@@ -336,7 +336,7 @@ const nodeTypes = {
       <div
         title={data.name}
         className={classNames(
-          typeOrTermClasses("type"),
+          sortClasses("type"),
           "flex items-center justify-center",
           "border-4",
           data.selected && "ring-4 ring-offset-4",
@@ -373,7 +373,7 @@ const nodeTypes = {
       <div
         title={data.name.baseName}
         className={classNames(
-          typeOrTermClasses("term"),
+          sortClasses("term"),
           "flex items-center justify-center",
           "border-4",
           data.selected && "ring-4 ring-offset-4",