Nonrealistic and Unlifelike

Nonrealistic adjective - Using elements of form (as color, line, or texture) with little or no attempt at creating a realistic picture.

Unlifelike and nonrealistic are semantically related. In some cases you can use "Unlifelike" instead an adjective "Nonrealistic".

Unlifelike adjective - Without substance.

Nonrealistic and unlifelike are semantically related. You can use "Nonrealistic" instead an adjective "Unlifelike".