かる
刈る(かる)、草刈り(くさかり)、稲刈り(いねかり)
to mow/reap, grass cutting, rice harvesting
Appears in many compounds — memorize the key ones rather than the kanji in isolation. Has multiple meanings (mow; cut; reap). Context determines which applies — pay attention in reading passages. This kanji forms verbs/adjectives with okurigana. Practice both the word form and compound forms.