- any one (of two or more): he may choose whichever he likes
- no matter which one: whichever he chooses, he'll be satisfied
- any (of two or more): he may choose whichever desk he likes
- no matter which: whichever car she buys, she'll be in debt
An example of whichever used as an adjective is in the sentence, "She may go to whichever place she likes," which means that she may go to any place she wants.
An example of whichever used as a pronoun is in the sentence, "She can pick whichever," which means she can pick any one from multiple options.