invitation
"The hotel sent an inviting letter to all members of their loyalty program."
present participle of invite
"She smiled warmly at the guests, her expression inviting them to join the party."
In plain English: To invite someone means to ask them politely to come somewhere or do something with you.
"The warm weather invited us to spend our afternoon by the lake."
Alluring; tempting; attractive.
"The garden's blooming flowers created an inviting atmosphere that made everyone want to stay longer."
In plain English: Inviting means something looks friendly and makes you want to go there or join in.
"The garden was full of beautiful flowers, making it an inviting place to sit and relax."