(a.) Alt. of Staunchness.

Sabbatarian airtight ardent bigoted calculable close committed compact consistent constant creedbound dedicated dependable devoted dogmatic dustproof dusttight evangelical faithful faithworthy fast firm firm as Gibraltar fixed flinty fundamentalist gasproof gastight hermetic hermetically sealed hidebound hyperorthodox immovable inflexible infrangible invincible liege lightproof lighttight literalist literalistic long-lasting loyal made of iron marble-constant oilproof oiltight precisianist precisianistic predictable purist puristic puritanical rainproof raintight reliable resolute rigid rugged sealed seaworthy secure set settled shut fast smokeproof smoketight snug solid sot sound stable steadfast steady steely stormproof stormtight stout straitlaced strict strong sturdy substantial sure surefire tested tight tough tried tried and true TRUE true-blue trusted trustworthy trusty unbending unbreakable undeflectable undeviating unfailing unfaltering unflappable unflinching unshaken unshrinking unswerving unwavering unyielding water-repellant waterproof watertight well-built well-constructed well-founded well-grounded well-made windproof windtight