(a) Of persons: indolent, lazy, lax; negligent, remiss; slow (to do sth.); slak and slou (slewful), slou and slak; slak in (to), negligent of (a duty); slak of bileve, of weak, uncertain faith; (b)……

(a) Stubborn; (b) naut. not deviating from course, steady on course; (c) as surname; also, ?in a name given to a horse. …

(a) Of persons or animals: strong, hardy; of objects: sturdy; (b) powerful; ?also, harsh, tyrannical; (c) steadfast, faithful; (d) ?prosperous; (e) important, great; (f) as adv.: firmly, securely……

Suitable, proper. …

Stout-hearted, sturdy, bold. …

Devoid (of sth.); set free (of sb.), quit. …