レイ, ライ, あや, なり, のり, ひろし, れ
salute, bow, ceremony, thanks, remuneration
JLPT3 G3 S5 F1185
The relevant seal inscription form of the right-hand element is 豆 food stand + grain piled atop in an orderly arrangement. 禮 adds 示 altar/the supernatural → well-ordered, lengthy ritual → *propriety* → *salutation*. Distinguish the right-hand element in this character from the independent character 豊, which is a Shinjitai (new character form) of 豐.
[Full Kanji Etymology List]