Group 1 analyse, verb consider in detail and subject to an analysis in order to discover essential features or meaning break down into components or essential features make a mathematical, chemical, or grammatical analysis of

fee, verb
give a tip or gratuity to in return for a service, beyond the compensation agreed on

fee, noun
a fixed charge for a privilege or for professional services
an interest in land capable of being inherited

flexible, adj
capable of being changed
flexible schedules
able to flex; able to bend easily
slim flexible birches
able to adjust readily to different conditions
bending and snapping back readily without breaking
making or willing to make concessions

furthermore, adv
in addition
what is more, there's no sign of a change

gender, noun
a grammatical category in inflected languages governing the agreement between nouns and pronouns and adjectives; in some languages it is quite arbitrary but in Indo-European languages it is usually based on sex or animateness
the properties that distinguish organisms on the basis of their reproductive roles