Who interferes in other's lives and want to know everything about everyone
busybody
a person who thinks he/she knows everything
know-it-all
an extroverted person who loves to socialize
social butterfly
a secretive person or that little is known about him/her
a dark horse
a really good person
heart of gold
a person who is active, energetic, and has the initiative to pursue the things they want
go-getter
so boring or unenthusiastic person
a wet blanket
a person who always acts good, sweet or nice, and follows the rules perfectly
goody-goody
a person sitting on an armchair and passing comments, doesn't help at all
armchair critic
a person you can trust because he/she tells the truth and keep promises
man of his word
an old-fashioned person
behind the times
a lazy person
couch potato
a person who has a lot of power and influence in an organization
big cheese
a person who often worries, especially about things that are not important
Worrywart
a disgusting, horrible person who deserves to be hated
slimeball
he/she cannot be trusted
a bad egg
a practical, sensible and realistic person
down-to-earth
a person who hates to spend much money
cheapskate