English tangent

← Old English þaccian (cognate)

← English thack (link)

← English thwack (link)

← Proto-Indo-European *teh₂g- (root)

← Proto-Indo-European *tag- (derived)

← Proto-Indo-European *taǵ- (mention)

← Latin tangentem (borrowed)

← Latin tangēns (mention)

← Latin [[līnea]] [[tangēns]] (mention)

← Latin tangō (mention)

→ English thack (link)

→ English thwack (link)

→ English cotangent (prefix)

→ English arctangent (prefix)

→ English tangential (suffix)

→ English tangental (suffix)

→ English bitangent (prefix)

→ English subtangent (prefix)

→ English semitangent (prefix)

→ English tangently (affix)

→ Old English þaccian (link)

→ Manx tanjent (borrowed)

→ Japanese タンジェント (borrowed)

→ Vietnamese tang (derived)