1 rays of light

2 brilliant rays

3 radiance

1 to screech

2 to shriek

1 mango (loanword)

1 tip (of pencil, spear etc)

2 sharp point

3 cutting edge

4 spearhead

5 vanguard

1 point (of needle)

2 sharp

3 shrewd

4 pointed

1 feeling brambles and thorns in one's back (idiom)

2 uneasy and nervous

3 to be on pins and needles

1 sharply opposed to each other, with neither prepared to give an inch (idiom)

1 to be talented yet self-effacing (idiom)

1 lit. to penetrate into a bull's horn (idiom); fig. to waste time on an insoluble or insignificant problem

2 to bash one's head against a brick wall

3 a wild goose chase

4 a blind alley

5 to split hairs