Answer :
Your 4 instruments could be: bassoon, harp, tambourine, and viola:)
For the other 10, I assume you mean the different musical families. Those of which are “bowed strings”, “woodwind”, “brass”, “percussion”, “keyboard”, and the “guitar” families.
Bowed strings-
Violin
Double bass
Cello
Lute
Mandolin
Fiddle
Lyre
Banhu
Ajaeng
Division Viol
Woodwind-
Flute
Clarinet
Oboe
Saxophone
Recorder
Piccolo
Bagpipes
Shawm
Ocarina
Harmonica
Brass-
Trombone
French horn
Trumpet
Tuba
Cornet
Euphonium
Flugelhorn
Bugle
Slide trumpet
Ophicleide
Percussion-
Xylophone
Drum
Marimba
Cymbals
Bell
Hang
Gong
Steelpan
Tabla
Woodblock
Keyboard-
Piano
Accordion
Synthesizer
Harpsichord
Organ
Electronic keyboard
Clavichord
Hurdy-Gurdy
Melodica
Dulcitone
Guitar-
Bass guitars
Charangos
Tres
Ukuleles
Baritone guitar
Octavina
Rajão
Sitarla
Vihuela
Hopefully this was what you needed! The question was a little difficult to digest, but I hope this can help a little??!
For the other 10, I assume you mean the different musical families. Those of which are “bowed strings”, “woodwind”, “brass”, “percussion”, “keyboard”, and the “guitar” families.
Bowed strings-
Violin
Double bass
Cello
Lute
Mandolin
Fiddle
Lyre
Banhu
Ajaeng
Division Viol
Woodwind-
Flute
Clarinet
Oboe
Saxophone
Recorder
Piccolo
Bagpipes
Shawm
Ocarina
Harmonica
Brass-
Trombone
French horn
Trumpet
Tuba
Cornet
Euphonium
Flugelhorn
Bugle
Slide trumpet
Ophicleide
Percussion-
Xylophone
Drum
Marimba
Cymbals
Bell
Hang
Gong
Steelpan
Tabla
Woodblock
Keyboard-
Piano
Accordion
Synthesizer
Harpsichord
Organ
Electronic keyboard
Clavichord
Hurdy-Gurdy
Melodica
Dulcitone
Guitar-
Bass guitars
Charangos
Tres
Ukuleles
Baritone guitar
Octavina
Rajão
Sitarla
Vihuela
Hopefully this was what you needed! The question was a little difficult to digest, but I hope this can help a little??!