to look after / to watch intently

strict; severe; stringent / strict; rigorous; rigid; severe; stern; austere / careful; cautious; attentive; vigilant

rigor

a gate / (religion) a sect, school of thought / (biology) a phylum, division / Short for 門限 (mongen): a curfew

counter for cannons or large guns

doorway, exit and entrance / teaching institution / clan, family, kin / set of academic doctrines / Used in Sanskrit transliterations

a gate, portal / an entrance, gateway, opening / a clan, family, kin

a surname

gate / entrance / family

Xiamen, Amoy (a subprovincial city in Fujian, in southeastern China)