• unstanteous,
• jnstanteous,
• knstanteous,
• onstanteous,
• 9nstanteous,
• 8nstanteous,
• ibstanteous,
• imstanteous,
• ijstanteous,
• ihstanteous,
• inatanteous,
• inztanteous,
• inxtanteous,
• indtanteous,
• inetanteous,
• inwtanteous,
• insranteous,
• insfanteous,
• insganteous,
• insyanteous

• persistent,
• consistent,
• continuous,
• existence,
• instance,
• insistent,
• instantaneous,
• distance,
• insistence,
• instant,
• exist.

The adjective form of the word "instanteous" is "instantaneous".

The plural form of the word "instantaneous" is "instantaneouses." However, it is important to note that this plural form is quite uncommon and can sound awkward. It is often better to rephrase the sentence to avoid using the plural form.

The singular form of the word "instanteous" is "instantaneous"