patientest
pa-tien-test
adjective
Having or showing the greatest capacity for patience; most tolerant and calm.
"She was the patientest teacher I ever had."
Thesaurus
Synonyms: patient, persevering, longanimous, diligent, forbearing, enduring, patient of, tolerant, unhurried, long-suffering, patient role, affected role
Antonyms: impatient