CON - To study, especially in order to gain knowledge of.
NOT - Negates the meaning of the modified verb.
TIN - A malleable, ductile, metallic element, resistant to corrosion, with atomic number 50 and symbol Sn.
TON - A unit of weight (mass) equal to 2240 pounds (a long ton) or 2000 pounds (a short ton) or 1000 kilograms (a metric ton).
COT - A symbol of the trigonometric function cotangent.
NIT - The egg of a louse.
COIN - A piece of currency, usually metallic and in the shape of a disc, but sometimes polygonal, or with a hole in the middle.
ICON - An image, symbol, picture, or other representation usually as an object of religious devotion.
INTO - Going inside (of).
TONIC - Pertaining to tension, especially of muscles.
CONVICT - To find guilty.