This is the 2820th most frequent Russian word.
состав
"Состав" - composition, structure, or lineup.
The word 'состав' here denotes the constituent components of a chemical substance, used in a scientific and descriptive context.
Состав этого химического вещества включает редкие элементы.
The composition of this chemical substance includes rare elements.
The word 'состав' here refers to the members making up the team, indicating an organizational context.
В составе команды были опытные и начинающие игроки.
The team comprised both experienced and beginner players.
In this sentence, 'состав' implies the arrangement or balance of members in a group, used in a metaphorical or organizational sense.