English constrain

← Middle English constreinen (inherited)

← Old French constreindre (derived)

← Proto-Indo-European *streyg- (root)

← Latin cōnstringō (derived)

→ English loose (link)

→ English constrict (doublet)

→ English constringe (mention)

→ English constraineth (suffix)

→ English constrainest (suffix)

→ English overconstrain (prefix)

→ English unconstrain (prefix)

→ English constrainer (suffix)

→ English constrainable (suffix)