English obstruction

← Proto-Indo-European *strew- (root)

← Latin obstructio (derived)

← Latin obstruo (mention)

→ English obstructionist (suffix)

→ English obstructionism (suffix)

→ English pseudoobstruction (prefix)

→ English disobstruction (prefix)

→ English obstructional (suffix)

→ English deobstruction (prefix)

→ Danish hinder (link)