knot / nat / naught / not / nought [nɒt]
knot – n. & v. – n. – 1. any of various fastenings formed by looing and tying a piece of rope, cord, etc., in upon itself or to another piece of rope; 2. a prescribed method of tying a particular knot; 3. a tangle, as in hair or string; 4. a decorative bow, as of ribbon; 5. a small cluster or huddled group; 6. a tie or bond; 7. a difficult problem; 8. a hard mass of wood where a branch joins the trunk of a tree – a cross-section of this visible on a piece of timber; 9. a sensation of constriction, caused by tension or nerviousness; 10. a unit of velocity used by ships and aircraft, being one nautical mile (about 1.15 statute miles or 1.85 km) per hour; 11. a small northern sandpiper with a short bill and grey plumage; v. tr. – 1. to tie or fasten in a knot; 2. to form or cause to form a knot; to entangle or become entangled
nat – n. – one of a general class of spirits in the folklore and aboriginal religion of Burma
naught – n. – 1. nothing; ruin or failure; 2. variant spelling of nought – another name for zero
naut – omit – can be used as a prefix for things pertaining to the sea and as a suffix for things related to travel by different media
nought – n. & v. – n. – nothing; v. – 1. disregard, despise; 2. efface
not – adv. – 1. used to negate the sentence, phrase, or word that it modifies; 2. used to indicate denial or refusal
Example: We have nothing to fear from those who do or do not believe in God; we have much to fear from those who do not believe in sin.