If you are ____ for someone, you miss them emotionally

verb

1. To lose vigor, health, or flesh (as through grief) languish
2. To yearn intensely and persistently especially for something unattainable

   "they still pined for their lost wealth"

phrasal verb

1. To want or desire (someone or something) very much

   "teenage girls pining after rock stars"

phrasal verb

1. To feel very sad because one wants (something) or because one is not with (someone)

   "She was pining for the old days."