to approve- approbation
to exaggerate- exaggeration
to participate- participation
to refuse- refusal
dark e deja substantiv cred :)
to launch- launching
to commercialize- commercialization
to open- opening
to train- training
to grow- growth
to injure- injury
to feel- feeling
sick - sickness
to diversify- diversity
warm- warmth
deep- depth
to build- building
to think- thought
to explain- explanation
to adjust- adjustment
to drive- driving
sad- sadness
angry- anger
wise- wisdom
to recognize- recognition
strong- strength
patient- patience
to know- knowing
happy- happiness
to apply- application