chit·chat 
/ˈtʃɪtˌtʃæt/ noun
/ˈtʃɪtˌtʃæt/ noun informal : friendly conversation about things that are not very important [noncount] ▪ We exchanged some chitchat about the weather. [singular] ▪ I just had a chitchat [=chat] with my neighbor.
— chitchat verb, chitchats; chitchat·ted; chitchat·ting [no obj]
▪ I was just chitchatting [=chatting] with my neighbor.
▪ I was just chitchatting [=chatting] with my neighbor.
