suf·fice 
/səˈfaɪs/ verb
suf·fic·es; suf·ficed; suf·fic·ing /səˈfaɪs/ verb [no obj] : to be or provide as much as is needed : to be sufficient
▪ No, you don't need to write a letter. A phone call will suffice. ▪ Her example alone should suffice to show that anything is possible.
▪ No, you don't need to write a letter. A phone call will suffice. ▪ Her example alone should suffice to show that anything is possible.
suffice (it) to say
— used to say that you could give more information about something but that the statement that follows is enough ▪ First, the car wouldn't start, and then I got stuck in traffic—suffice it to say, there was no way I could get here on time. ▪ Suffice to say, she has a lot on her hands with four children.
