The phrase "sticked up for" is often spelled incorrectly as "stuck up for." However, the correct spelling is "sticked," which is pronounced /stɪkt/. The past tense of the verb "stick" is "stuck," which is why many people mistakenly use it in this phrase. The correct spelling with "ed" indicates the use of the past participle, which is necessary in this context. Therefore, it is essential to use the correct spelling to convey your message accurately.