| AIRSTREAM | • airstream n. A flow or current of air. • airstream n. The flow of air around an object. • AIRSTREAM n. a flow of air. |
| AIRSTRIKE | • airstrike n. Alternative form of air strike. • airstrike v. To attack a ground target through the use of aircraft or missiles. • air␣strike n. (Military) An attack on a ground or naval target by one or more aircraft or missiles. |
| AIRSTRIPS | • airstrips n. Plural of airstrip. • AIRSTRIP n. a runway. |
| FEETFIRST | • feetfirst adv. With one’s feet going first. • feetfirst adj. With one’s feet going first. • feet-first adv. Alternative spelling of feet first. |
| FIRSTBORN | • firstborn n. The first child to be born to a parent or family. • firstborn adj. Born as the first one in a family, flock or the like. • firstborn adj. Most excellent; most distinguished or exalted. |
| FIRSTHAND | • firsthand adj. Direct, without intermediate stages. • firsthand adj. Not previously owned or used; contrasted with secondhand. • firsthand adv. Directly or from personal experience. |
| FIRSTLING | • firstling n. The first produce or result, notably firstborn offspring. • firstling n. The first of a class or kind. • firstling n. The thing first thought or done. |
| FIRSTNESS | • firstness n. The quality of being first; originality; priority. • FIRSTNESS n. the state of being first. |
| HAIRSTING | • HAIRST v. (Scots) to gather in a crop, also HARVEST. |
| HAIRSTYLE | • hairstyle n. The style in which someone’s hair has been cut and arranged. • HAIRSTYLE n. a particular way of cutting and arranging the hair. |
| HEADFIRST | • headfirst adv. With the head in front; headlong. • headfirst adv. Rashly; precipitately; without deliberation; hastily. • headfirst adj. With the head in front; headlong. |
| STAIRSTEP | • stairstep n. Any of the steps in a staircase. • stairstep adj. Taking a shape or form similar to or suggestive of the steps in a staircase. • stair-step v. To walk up a set of stairs as exercise. |
| THIRSTERS | • thirsters n. Plural of thirster. • THIRSTER n. one who thirsts. |
| THIRSTFUL | • thirstful adj. Thirsty. • THIRSTFUL adj. thirsty. |
| THIRSTIER | • thirstier adj. Comparative form of thirsty: more thirsty. • THIRSTY adj. feeling a need to drink, also THRISTY. |
| THIRSTILY | • thirstily adv. In a thirsty manner. • THIRSTY adv. feeling a need to drink, also THRISTY. |
| THIRSTING | • thirsting v. Present participle of thirst. • thirsting n. The situation of having a thirst for something. • THIRST v. to have a need to drink. |