ホウ, ブ, たてまつ.る, まつ.る, ほう.ずる, とも, やす
observance, offer, present, dedicate
JLPT1 G7 S8 F1624
The relevant bronzeware inscription form is 手 hand/action indicator + an element# combining 廾 pair of hands and 丰 (cone-shaped, fruit-bearing ears of grain) → spread/extend the arms in presenting an offering → *present*; *offer* → *serve*; *honor*; *revere*; *obey*. Also, *receive* (← receive by spreading/extending the arms).
[Full Kanji Etymology List]