Nouns

(n)welcomethe state of being welcome“don't outstay your welcome”
(n)welcomea greeting or reception“the proposal got a warm welcome”

Verbs

(v)welcomeaccept gladly“I welcome your proposals”
(v)welcome, receivebid welcome to; greet upon arrival
(v)welcomereceive someone, as into one's house

Adjectives

(a)welcomegiving pleasure or satisfaction or received with pleasure or freely granted“a welcome relief”, “a welcome guest”, “made the children feel welcome”, “you are welcome to join us”