come on

verb

1. appear or become visible; make a showing

   verb.change

   Synonyms come out show up surface turn up

   Source: WordNet 3.0

2. move towards

   verb.motion

   Synonyms approach come near draw close draw near go up near

   Source: WordNet 3.0

3. develop in a positive way

   verb.change

   Synonyms advance come along get along get on progress shape up

   Antonyms regress retrograde retrogress

   Source: WordNet 3.0

4. start running, functioning, or operating

   verb.contact

   Synonyms come up go on

   Antonyms go off

   Source: WordNet 3.0

5. occur or become available

   verb.change

   Source: WordNet 3.0