| AERIFORM | • aeriform adj. Pertaining to air. • aeriform adj. Having a form similar to that of air. • aeriform adj. Light, unsubstantial, or unstable. |
| DEFORMER | • deformer n. One who, or that which, deforms. • DEFORMER n. one who deforms. |
| FIREROOM | • fireroom n. (Nautical) stokehold. • FIREROOM n. a room containing a ship's boilers. |
| FIREWORM | • fireworm n. The larva of any of several tortricid moths (family Tortricidae). • fireworm n. The bearded fireworm, Chloeia flava, a species of polychaete, in family Amphinomidae, which may cause pain if touched. • FIREWORM n. a glowworm; a firefly. |
| FOREARMS | • forearms n. Plural of forearm. • FOREARM v. to arm in advance. |
| FORMERLY | • formerly adv. At some time in the past. • formerly adv. Previously; once. • FORMERLY adv. previously. |
| FREEFORM | • freeform adj. Alternative spelling of free-form. • freeform n. Alternative spelling of free-form. • free-form adj. Having an unconventional, variable or asymmetric form. |
| HEREFROM | • herefrom adv. (Formal) from this, from here. • herefrom adv. (Archaic) henceforth, from now on. • HEREFROM adv. from this. |
| INFORMER | • informer n. One who informs someone else about something. • informer n. A person who tells authorities about improper or illegal activity. • informer n. One who informs, animates, or inspires. |
| PERFORMS | • performs v. Third-person singular simple present indicative form of perform. • PERFORM v. to begin and carry through to completion. |
| PREFORMS | • preforms n. Plural of preform. • preforms v. Third-person singular simple present indicative form of preform. • PREFORM v. to form beforehand. |
| REFORMAT | • reformat v. To format anew or again, generally erasing a previous format. • REFORMAT v. to change the format. |
| REFORMED | • reformed v. Simple past tense and past participle of reform. • reformed adj. Corrected; amended; restored to purity or excellence; said, specifically, of the whole body of Protestant… • reformed adj. Amended in character and life. |
| REFORMER | • reformer n. One who reforms, or who works for reform. • reformer n. (Historical, Christianity) One who was involved in the Reformation. • reformer n. (Chemical engineering, fuel cells) A device which converts hydrocarbons into a hydrogen-rich mixture of gases. |
| REINFORM | • reinform v. To inform again. • REINFORM v. to inform again. |
| RENIFORM | • reniform adj. (Chiefly biology, mineralogy) Synonym of kidney-shaped (“having an approximately circular or elongated… • RENIFORM adj. kidney-shaped. |
| RETIFORM | • retiform adj. Having the form of a net; reticulate. • RETIFORM adj. arranged like a net. |