applications

function operation utilization

appliance appositeness employment exercise exercising germaneness pertinence play practice purpose relevance usance value

misuse

appeal claim demand form inquiry letter petition

blank draft entreaty paper requisition solicitation suit

reply

effort industry study

assiduity attention attentiveness busyness commitment concentration consideration dedication deliberation diligence perseverance zeal

idleness laziness

apathy disregard ignorance indifference lethargy neglect negligence

treatment

administration rubbing

administering applying creaming dosing oiling