FIT - Suitable, proper.
LET - To allow to, not to prevent (+ infinitive, but usually without to).
LIE - To be in a horizontal position.
LIT - Little.
TIE - A necktie (item of clothing consisting of a strip of cloth tied around the neck).
TIL - Until, till.
FELT - A cloth or stuff made of matted fibres of wool, or wool and fur, fulled or wrought into a compact substance by rolling and pressure, with lees or size, without spinning or weaving.
FILE - A collection of papers collated and archived together.
FILL - To occupy fully, to take up all of.
LEFT - The opposite of right; toward the west when one is facing north.
LIFE - The state that follows birth, and precedes death; the state of being alive and living.
LIFT - Air.
TELL - To count, reckon, or enumerate.
TILE - A regularly-shaped slab of clay or other material, affixed to cover or decorate a surface, as in a roof-tile, glazed tile, stove tile, etc.
TILL - To.
LILT - To do something rhythmically, with animation and quickness, usually of music.
LITE - Light in composition, notably low in fat, calories etc.:.
FLIT - A fluttering or darting movement.
FILET - A narrow strip of ribbon, material or meat.
FILLET - A headband; a ribbon or other band used to tie the hair up, or keep a headdress in place, or just for decoration.