增大

增大	zēng dà	to enlarge / to amplify / to magnify
增	zēng	(bound form) to increase; to augment; to add to
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