Momentary

кратковре́менный

kratkovrémennyj

(ephemeral or relatively short-lived)

мгнове́нный

mgnovénnyj

(lasting for only a moment)

мину́тный

minútnyj

(lasting for only a moment)

момента́льный

momentálʹnyj

(lasting for only a moment)

преходя́щий

prexodjáščij

(ephemeral or relatively short-lived)

сиюмину́тный

sijuminútnyj

(lasting for only a moment)

сиюмину́тный

sijuminútnyj

(ephemeral or relatively short-lived)