[受「う」]け[身「み」] => Passive, be V-ed. N4
Causative, Passive, Volitional
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
受身形 => Passive voice N4
やすい => A is easy to do N4
Verb Suffixes
~V使役受身      => causative-passive form N4
Conjugate verbs
やすい => easy to; likely to; prone to; have a tendency to ~ N4
や、やいなや => As soon as A, B N1
Time, Situation
いまや => now, these days N3
Compare
や => ... or... N5
Line up, list
や否や => as soon as; the moment ~ N1
や => and; or N5
ていけない => Suddenly... N3
Simultaneously