Synonyms of the word

unlike

• adj. Not like; dissimilar; diverse; having no resemblance.
• adj. Unequal.
• adj. (archaic) Not likely; improbable; unlikely.
• prep. Differently from; not in a like or similar manner.
• prep. In contrast with.
• v. To dislike.
• v. (Internet) To withdraw support for a particular thing, especially on social networking websites.

different

• adj. Not the same; exhibiting a difference.
• adj. Various, assorted, diverse.
• adj. Distinct, separate; used for emphasis after numbers and other determiners of quantity.
• adj. Unlike most others; unusual.
• n. (mathematics) The different ideal.

dissimilar

• adj. Not similar; unlike; different.

unequal

• adj. Not the same.
• adj. Out of balance.
• n. One who is not an equal.