Search and compare thousands of words and phrases in American Sign Language (ASL). The largest collection online.
How to sign: provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes
"His high fever attested to his illness"; "The buildings in Rome manifest a high level of architectural sophistication"; "This decision demonstrates his se;
How to sign: your basis for belief or disbelief; knowledge on which to base belief
"the evidence that smoking causes lung cancer is very compelling";
Similiar / Same: grounds