• zthletic facility,
• sthletic facility,
• wthletic facility,
• qthletic facility,
• arhletic facility,
• afhletic facility,
• aghletic facility,
• ayhletic facility,
• a6hletic facility,
• a5hletic facility,
• atgletic facility,
• atbletic facility,
• atnletic facility,
• atjletic facility,
• atuletic facility,
• atyletic facility,
• athketic facility,
• athpetic facility,
• athoetic facility,
• athlwtic facility

The adjective form of the word "athletic facility" is "athletic".

The plural form of the word "athletic facility" is "athletic facilities".

The singular form of the word "athletic facility" is "athletic facility". The word does not change when singular.