How to spell WELLCOME correctly?

If you meant to write "welcome", that is the correct spelling. If you are referring to the Wellcome Trust, you spelled it correctly. If you were aiming for "wellness", that might be a possibility. However, without more context, it's difficult to provide additional suggestions.

• welcome " Welcome to our team!" exclaimed the manager to the new employee.
• welcomed The new employee was warmly welcomed by the team at the staff meeting.
• welcomes The company welcomes all new employees with a comprehensive orientation program.

Contempories

• contemporaneous
• contemporaries
• contemporary
• contemptuous
• cotemporaries