大副

大副	dà fù	first mate / first officer (of a ship)
大	dà	big; large; great / older (than another person) / eldest (as in 大姐) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)
大	dài	see 大夫
副	fù	secondary / auxiliary / deputy / assistant / vice- / abbr. for 副词 adverb / classifier for pairs, sets of things & facial expressions