50 Words For ...

The Sami languages have as many as 300 different words for types of snow, tracks in snow and conditions of the use of snow (source).

The people of the Cook islands have many words for the age, freshness and use of coconuts (Frisbie, 'The book of Puka-Puka' (1929)). More than 50 words?

The Ma'aza have more names for watercourses than any other topographical features (Hobbs, 'Bedouin Life in the Egyptian Wilderness' (1989)). More than 50 words?

What words are #top1 for
... Farmer in 8,000 BC? Different for the 20th Century farmer? Different 21th Century?
... Sailor in the 17th Century? Different for the 21st Century sailor?
... Singer?
... Writer? Different for a songwriter?
... Hooker?
... Soldier?
... Historian?
... Greek in year 2015? Different than in year 2005?
... Someone who loves listening to 'fado menor' music (listen: here)? Different for the singer?
... Lovers?
... Earthworm?
... Egyptologist?
... Bookreader?
... Someone who lives on the back of the Moon?
... Glider pilot? Different from a fighter pilot?
... Individual 'homo sapiens'? Different from species 'homo sapiens'?
... Oak (tree)? Different from a poppy (flower)?
... Blogger?
... Virtual assistent (VA)?
... Trapper who lives for 10 months a year in a lodge and makes use of a canoe?
... 'Poeta' or 'poetisa'? In Europe? In South America? In Australia?