形容词

1. 说真话的;诚实的
If a person or their comments are truthful, they are honest and do not tell any lies.

1. expressing or given to expressing the truth

e.g. a true statement
gave truthful testimony
a truthful person

Synonym: true

2. conforming to truth

e.g. I wouldn't have told you this if it weren't so
a truthful statement