The kanji 忌忌 primarily conveys the idea of avoidance, aversion, or prohibition. It suggests a feeling of dread or being wary of something. It can also imply mourning or grief, and the observance of rituals to ward off negativity.

・On-yomi (音読み): キ ・Kun-yomi (訓読み): い（む）, い（まわしい）

⚫︎ 忌日 Translation: Anniversary of a death. ⚫︎ 忌避 Translation: Avoidance; aversion; to shun. ⚫︎ 忌み嫌う いみきらう Translation: To abhor; to detest.

The kanji 忌忌 is a phono-semantic compound (形声文字). The left side is a radical related to heart or mind, and the right side is 音 (on), which acts as a phonetic component. This indicates that it represents something that causes emotional aversion or fear. The original meaning relates to religious taboo and ceremonies.