lax 
(lăks)
(lăks)adj. lax·er, lax·est
1. Lacking in rigor, strictness, or firmness. See Synonyms at negligent.
2. Not taut, firm, or compact; slack. See Synonyms at loose.
3. Loose and not easily retained or controlled. Used of bowel movements.
4. Linguistics Pronounced with the muscles of the tongue and jaw relatively relaxed, as the vowel (ĕ) in let.
[Middle English, from Latin laxus, loose, lax; see slēg- in the Appendix of Indo-European roots.]
lax·ation n.
laxly adv.
laxness n.
- double-quick
- doubler
- double reed
- double-reed
- double refraction
- double replacement
- double reverse
- double rhyme
- double salt
- double sharp
- double-space
- doublespeak
- double standard
- double star
- double-stop
- doublet
- double-take
- double take
- double talk
- double-team
- double team
- doublethink
- double time
- double-time
- doubleton