Thesaurus - a book of synonyms - words that share the same or nearly the same meaning.

* talk

1) speak, verbalize, say - Most children learn to talk at approximately 2 years of age.
2) chat, converse, speak, communicate, discuss
    - My friend and I can talk on the phone for hours.
3) conference, consultation, conversation, discussion, meeting, dialogue
    - My parents had a talk with my teacher about my progress in school.
4) address, lecture, speech, presentation
    _ A firefighter gave our class a talk about fire safety.
5) gossip, rumor, report, news
    _ The actor's lewd behavior has caused a lot of talk.