Textual thesaurus for "back up"

(verb) back

establish as valid or genuine

Can you back up your claims?

(verb) clog, clog up, choke, choke off, congest, foul

become or cause to become obstructed

The leaves clog our drains in the Fall; The water pipe is backed up

(verb) back down, back off

move backwards from a certain position

The bully had to back down

(verb) support

give moral or psychological support, aid, or courage to

She supported him during the illness; Her children always backed her up