he's

1. Contraction of he is.
2. Contraction of he has.

watching

• Verb

  present participle and gerund of watch

• Noun

the

• Article

  1. Used before a noun phrase, including a simple noun
  2. Used before a noun phrase, including a simple noun
  3. Used before a noun phrase, including a simple noun
  4. Used before a noun phrase, including a simple noun
  5. (colloquial) Used before a noun phrase, including a simple noun
  6. Used before a noun phrase, including a simple noun
  7. Used before a noun phrase, including a simple noun
  8. Used before a noun phrase, including a simple noun
  9. Used before a noun phrase, including a simple noun
  10. Used before a noun phrase, including a simple noun
  11. Used with an adjective
  12. Used with an adjective
  13. Used with an adjective

• Adv
• Prep
• Pron
• Noun

other

• Adj

  1. See other (determiner) below.
  2. Second.
  3. Alien.
  4. Different.
  5. (obsolete) Left, as opposed to right.

• Noun
• Det
• Adv
• Verb

door

• Noun

  1. A portal of entry into a building, room, or vehicle, typically consisting of a rigid plane movable on a hinge. It may have a handle to help open and close, a latch to hold it closed, and a lock that ensures it cannot be opened without a key.
  2. Any flap, etc. that opens like a door.
  3. An entry point.
  4. A means of approach or access.
  5. A possibility.
  6. A barrier.
  7. A software mechanism by which a user can interact with a program running remotely on a bulletin board system. See BBS door.
  8. The proceeds from entrance fees and/or ticket sales at a venue such as a bar or nightclub, especially in relation to portion paid to the entertainers.

• Verb