wel·come 
(wĕlkəm)
(wĕlkəm)adj.
1. Received with pleasure and hospitality into one's company or home: a welcome guest.
2. Giving pleasure or satisfaction; agreeable or gratifying: a welcome respite from hard work.
3. Cordially or willingly permitted or invited: You are welcome to join us.
4. Used in the expression you're welcome to acknowledge an expression of gratitude.
n.
1. A cordial greeting or hospitable reception given to an arriving person.
2. A reception upon arrival: gave the stranger an unfriendly welcome.
3. The state of being welcome: Don't overstay your welcome.
tr.v. wel·comed, wel·com·ing, wel·comes
1. To greet, receive, or entertain (another or others) cordially or hospitably.
2. To receive or accept gladly: would welcome a little privacy.
interj.
Idiom: Used to greet cordially a visitor or recent arrival.
wear out (one's) welcome
To visit so often or stay so long as to become a nuisance.
[Middle English, alteration (influenced by wel, well) of Old English wilcuma, welcome guest, welcome; see gwā- in the Appendix of Indo-European roots.]
welcome·ly adv.
welcome·ness n.
welcom·er n.
- special effect
- special forces
- special interest
- special-interest
- specialism
- specialist
- specialistic
- speciality
- specialization
- specialize
- specialized
- special jury
- Special K
- special legislation
- specially
- special master
- special-needs
- special needs
- specialness
- Special Olympics
- special operation
- special operator
- special pleading
- special relativity
- special sense