To delay is defined as to postpone, make late or stop for awhile.
Check means to test, examine, compare or inspect something to see if it is as it should be.
To keep from happening; avert:
To get in the way of so as to hide from sight.
To impede is defined as to block or temporarily keep something from going forward.
To keep back; restrain; get in the way of; prevent; stop
To keep from moving or acting freely; hinder; impede; encumber
To restrict or restrain:
To hinder; impede
To slow down or stop with or as with a brake
To interfere with; hinder; impede
To employ delaying tactics:
(Sports) In golf, to hit (a putt) so that it stops a short way from the hole and can then be tapped in.
To detain is defined as to keep someone somewhere or cause someone to be unable to proceed.
To refrain from; avoid or resist. Used with can or cannot:
To speed up the progress of or execute quickly:
Find another word for retards. In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for retards, like: delays, checks, slows, prevents, obstructs, inhibits, impedes, hinders, hampers, fetters and clogs.