• rracheas,
• fracheas,
• gracheas,
• yracheas,
• 6racheas,
• 5racheas,
• teacheas,
• tdacheas,
• tfacheas,
• ttacheas,
• t5acheas,
• t4acheas,
• trzcheas,
• trscheas,
• trwcheas,
• trqcheas,
• traxheas,
• travheas,
• trafheas,
• tradheas

• trachea,
• trikes,
• Trachias,
• tractates,
• Trajectories,
• treks,
• Trachitis,
• trackless,
• Tractrix,
• trusties,
• tragic,
• trespass,
• trackways,
• tresses,
• Tracheae.

The adjective form of "tracheas" is "tracheal".

The plural form of the word "Tracheas" is "tracheae"

The singular form of the word "Tracheas" is "Trachea"