口 kǒu, mouth/classifier for things with mouths (people, domestic animals, cannons, well... 台 Tái/tái, [檯]/[臺]/[颱], Taiwan (abbr.)/surname Tai, (classical) you (in letters)/variant of 臺|台[tái], de... 怡 yí, harmony/pleased 厶 mǒu/sī, old variant of 某[mǒu], old variant of 私[sī] 忄 xīn, Kangxi radical 61 (心) as a vertical side element