• utalized,
• utilizied,
• utalised,
• ytilised,
• htilised,
• jtilised,
• itilised,
• 8tilised,
• 7tilised,
• urilised,
• ufilised,
• ugilised,
• uyilised,
• u6ilised,
• u5ilised,
• utulised,
• utilized,
• utilizsed,
• utiliseed,
• utilased

• utilizable,
• utilizer,
• utiliser,
• utilisation,
• utilized,
• utilize,
• utilise.

The adjective form of the word "utilised" is "utilised".

The plural form of the word "utilised" is "utilised" as it is already in the past tense and does not change in the plural form.

The singular form of the word "utilised" is "utilised". The word does not change in its singular form, whether it is used in singular or plural contexts.