diff --git a/go.mod b/go.mod
index e6b42a5..78a6a80 100644
--- a/go.mod
+++ b/go.mod
@@ -3,3 +3,5 @@ module github.com/ray1729/dict-web-simple
 go 1.22.2
 
 require golang.org/x/net v0.24.0
+
+require github.com/gertd/go-pluralize v0.2.1
diff --git a/go.sum b/go.sum
index 4a8ba20..79ecc45 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,4 @@
+github.com/gertd/go-pluralize v0.2.1 h1:M3uASbVjMnTsPb0PNqg+E/24Vwigyo/tvyMTtAlLgiA=
+github.com/gertd/go-pluralize v0.2.1/go.mod h1:rbYaKDbsXxmRfr8uygAEKhOWsjyrrqrkHVpZvoOp8zk=
 golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
 golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
diff --git a/main.go b/main.go
index d5fbaa7..9875a78 100644
--- a/main.go
+++ b/main.go
@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"golang.org/x/net/dict"
+	pluralize "github.com/gertd/go-pluralize"
 )
 
 func main() {
@@ -73,6 +74,13 @@ func renderTemplate(w http.ResponseWriter, t *template.Template, params TmplPara
 	}
 }
 
+var pl *pluralize.Client
+
+func init() {
+	pl = pluralize.NewClient()
+	pl.AddSingularRule("(rect)a", "$1um")
+}
+
 func getDefinitions(serverAddr string, word string) ([]*dict.Defn, error) {
 	cli, err := dict.Dial("tcp", serverAddr)
 	if err != nil {
@@ -82,6 +90,10 @@ func getDefinitions(serverAddr string, word string) ([]*dict.Defn, error) {
 	defs, err := cli.Define("*", word)
 	if err != nil {
 		if strings.Contains(err.Error(), "552 no match") {
+			word_singular := pl.Singular(word)
+			if word_singular != word {
+				return getDefinitions(serverAddr, word_singular)
+			}
 			return nil, nil
 		}
 		return nil, fmt.Errorf("error from dict server: %v", err)