• ubis ibis,
• jbis ibis,
• kbis ibis,
• obis ibis,
• 9bis ibis,
• 8bis ibis,
• ivis ibis,
• inis ibis,
• ihis ibis,
• igis ibis,
• ibus ibis,
• ibjs ibis,
• ibks ibis,
• ibos ibis,
• ib9s ibis,
• ib8s ibis,
• ibia ibis,
• ibiz ibis,
• ibix ibis,
• ibid ibis

The adjective form of the word "ibis ibis" is "ibis" itself.

The plural form of the word "ibis ibis" is "ibis ibis". When a word remains the same in both singular and plural forms, it is called an "invariable noun".

The singular form of the word "ibis ibis" is "ibis"