| LIGHTENS | • lightens v. Third-person singular simple present indicative form of lighten. • LIGHTEN v. to reduce the weight of. |
| RIGHTENS | • rightens v. Third-person singular simple present indicative form of righten. • RIGHTEN v. (archaic) to set right. |
| TIGHTENS | • tightens v. Third-person singular simple present indicative form of tighten. • TIGHTEN v. to make tight. |
| BRIGHTENS | • brightens v. Third-person singular simple present indicative form of brighten. • BRIGHTEN v. to make bright. |
| FRIGHTENS | • frightens v. Third-person singular simple present indicative form of frighten. • FRIGHTEN v. to make afraid, to scare, also FRIGHT. |
| HEIGHTENS | • heightens v. Third-person singular simple present indicative form of heighten. • HEIGHTEN v. to raise. |
| BENIGHTENS | • benightens v. Third-person singular simple present indicative form of benighten. • BENIGHTEN v. to overtake with night, also BENIGHT. |
| ENLIGHTENS | • enlightens v. Third-person singular simple present indicative form of enlighten. • ENLIGHTEN v. to impart knowledge or information to. |
| RETIGHTENS | • retightens v. Third-person singular simple present indicative form of retighten. • RETIGHTEN v. to tighten again. |
| AFFRIGHTENS | • affrightens v. Third-person singular simple present indicative form of affrighten. • AFFRIGHTEN v. to frighten, also AFFRIGHT. |
| STRAIGHTENS | • straightens v. Third-person singular simple present indicative form of straighten. • STRAIGHTEN v. to make straight. |
| OVERTIGHTENS | • overtightens v. Third-person singular simple present indicative form of overtighten. • OVERTIGHTEN v. to tighten to excess. |