Solid and firm. • Resistant to pressure; difficult to break, cut, or penetrate. • Strong. • Containing alcohol. • Very acidic or tannic. • High in dissolved chemical salts, especially those of calcium. • Having the capability of being a permanent magnet by being a material with high magnetic coercivity (compare soft). • Having a high energy (high frequency; short wavelength). • Made up of parallel rays, producing clearly defined shadows. • Having a severe property; presenting difficulty. • Difficult or requiring a lot of effort to do, understand, experience, or deal with. • Demanding a lot of effort to endure. • Severe, harsh, unfriendly, brutal. • Difficult to resist or control; powerful. • Hardened; having unusually strong defences. • Tough, muscular, badass. • Excellent, impressive. • Unquestionable; unequivocal. • Having a comparatively larger or a ninety-degree angle. • Sexually aroused; having an erect penis. • Having muscles that are tightened as a result of intense, regular exercise. • Fortis. • Plosive. • Unvoiced. • Velarized or plain, rather than palatalized. • Having a severe property; presenting a barrier to enjoyment. • Rigid in the drawing or distribution of the figures; formal; lacking grace of composition. • Having disagreeable and abrupt contrasts in colour or shading. • In a physical form, not digital. • Using a manual or physical process, not by means of a software command. • Far, extreme. • Not having had the natural gum boiled off. • Of a market: having more demand than supply; being a seller's market. • Hardcore.