Slang idioms
Q1
"I told Bill that he was to be grounded for two weeks. He gave an excuse of why he was late for curfew but it seemed pretty ..... to me. He said that the bus broke down and they wouldn't let the passengers off for two hours until it was fixed. I think he is lying," Mary said to her husband.
(*) slim
(*) shaded
(*) farfetched
(*) plausible