How to spell SIXTLY correctly?

One possible suggestion for the misspelling "sixtly" could be "sixthly", which is the correct spelling of the ordinal number that comes after "fifthly" and before "seventhly". Another suggestion could be "sixty", which means the number 60 and is unrelated to the word "sixthly".

• sexily She walked into the party sexily, turning heads with her confidence and sultry demeanor.
• sixty Jill celebrated her sixty-eighth birthday with a big party.

Contempories

• contemporaneous
• contemporaries
• contemporary
• contemptuous
• cotemporaries