How to spell ULTIMADEM correctly?

The correct spelling for "ultimadem" could be "ultimatum". This is a word commonly used to describe a final demand or offer made in a situation where there is no further room for negotiation. Other suggestions for similar words include "ultimate" or "ultimacy".

• ultimate The ultimate goal of the project was to improve efficiency and productivity.
• ultimatum The boss gave the team an ultimatum: finish the project by Friday or face consequences.

Intertubing

• antedating
• entertain
• entertainer
• entertaining
• inditing
• inner-tubing
• intertwine
• interurban
• intuiting
• undertaking