S, -x, ch, -sh harflari va harf birikmalari bilan tugagan otlarga –es

Y harfi bilan tugagan otlar ies ga o’zgaradi ( agar y undoshdan keyin tursa)

1. 
   City – cities
   
2. 
   Army – armies
   
3. 
   Baby – babies
   
4. 
   Lady – ladies
   

f (fe) harfi bilan tugagan otlar ves ga o’zgaradi

1. 
   Wife – wives
   
2. 
   Knife – knives
   
3. 
   Leaf – leaves
   
4. 
   Wolf – wolves
   

Istisno: roof – roofs, chief – chiefs, safe – safes, belief – beliefs, proof – proofs, relief- reliefs, cliff – cliffs, gulf – gulfs, reef – reefs, handkerchief – handkerchiefs, sheriff – sheriffs, whiff – whiffs, cuff – cuffs
Ammo quyidagi oxirgi harfi f bilan tugaydigan otlarning ko’plik shaklini ham s bilan, ham ves bilan hosil qilish mumkin: Wharf – wharfs/ wharves, scarf – scarfs/scarves, hoof – hoofs/hooves, dwarf – dwarfs/dwarves
-es qo’yilmaydigan barcha so’zlarda -S qo’yiladi

1. 
   Boy – boys
   
2. 
   Street – streets
   
3. 
   School – schools
   

Qo’shib yozilgan qo’shma so’zlarning ikkinchi so’zi ko’plik shaklini oladi

1. 
   housewife – housewives
   
2. 
   schoolchild – schoolchildren ( maktab o’quvchisi – maktab o’quvchilari)
   
3. 
   Sportsman – sportsmen
   
4. 
   postman – postmen
   
5. 
   Gentleman – gentlemen
   

Chiziqcha bilan yoziladigan qo’shma otlarning asosiy ma’no beruvchi so’zi ko’plikda keladi

1. 
   Mother-in-law – mothers-in-law 3) hotel-keeper – hotel-keepers
   
2. 
   Gas-mask – gas-masks 4) man-of-war – men-of-war
   

Ko’plikda ham, birlikda ham bir xir shaklga ega bo’lgan otlar

Sheep, deer, swine, aircraft, offspring, caribou, grouse, mackerel, carp, pike, salmon, trout, cod, plaice, moose, elk, shrimp, works, species, means, series, head-quarters, barracks, crossroads
Quyidagi otlarning ko’pligi, qo’shimcha qo’shilmasdan, o’zagidan o’zgaradi
Man-men, woman – women, foot – feet, tooth – teeth, goose – geese, mouse – mice, ox – oxen, child – children
Quyida ingliz tiliga grek va lotin tillaridan kirib kelgan ba’zi otlarning ko’plik shaklida o’zagida qanday o’zgarish ro’y beishi ko’rsatilgan:

1. 
   Oxiri on bilan tugaydigan otlarning ko’pligida on a ga o’zgaradi: Criterion – criteria, phenomenon – phenomena
   
2. 
   Oxiri us bilan tugaydigan otlarning ko’pligida us i ga o’zgaradi: alumnus – alumni, stimulus – stimuli, cactus – cacti, fungus – fungi, focus – foci/focuses, bacillus – bacilli, nucleus – nuclei, hippopotamus – hippopotami/hippopotamuses, octopus – octopi, syllabus – syllabi, radius – radii/radiuses.
   
3. 
   Oxiri um bilan tugaydigan otlarning ko’pligida um a ga o’zgaradi: datum – data, addendum – addenda, erratum – errata, memorandum – memoranda, bacterium – bacteria, curriculum – curricula, medium – media, stratum – strata.
   
4. 
   Oxiri is bilan tugaydigan otlarning ko’pligida is es ga o’zgaradi: axis – axes, analysis – analyses, basis – bases, crisis – crises, diagnosis – diagnoses, ellipsis – ellipses, oasis – oases, paralysis – paralyses, synthesis – syntheses, synopsis – synopses, thesis – theses, parenthesis – parentheses.
   
5. 
   Oxiri a bilan tugaydigan otlarning ko’pligida a ae/as ga o’xgaradi: formula – formulae/formulas, antenna – antennae/antennas, nebula – nebulae/nebulas, vertebra – vertebrae/vertebras, vita – vitae/vitas
   
6. 
   Oxiri ix/ex bilan tugaydigan otlarning ko’pligida ces/xes ga o’zgaradi: appendix – appendices/ appendixes, index – indices/ indexes, matrix – martices/matrixes
   
7. 
   Oxiri eau bilan tugaydigan otlarning ko’pligida eau eaux/eaus ga o’zgaradi: beau – beaux/beaus, bureau – bureaux/bureaus, tableau – tableaux/tableaus
   

1 – -S, -X, - CH, -SH harflari va harf birikmalari bilan tugagan otlarga –ES qo’shimchasi qo’shiladi

2 – O harfi bilan tugagan otlarga –ES qo’shiladi (photo – photos, piano – pianos … dan tashqari)
3 – Y harfi bilan tugagan otlar IES ga o’zgaradi ( agar Y undoshdan keyin tursa)
4 – F (FE) harfi bilan tugagan otlar VES ga o’zgaradi (roof – roofs, chief – chiefs … dan tashqari)
5 – -ES qo’yilmaydigan barcha so’zlarda -S qo’yiladi
6 – Istisno ro’yxatiga qarab toping
7 – Qo’shib yozilgan qo’shma so’zlarning ikkinchi so’zi ko’plik shaklini oladi
8 – Сhiziqcha bilan yoziladigan qo’shma otlarning asosiy ma’no beruvchi so’zi ko’plikda keladi

Game	Games	5
Wall	Walls	5
Cow	Cows	5
King	Kings	5
Window	Windows	5
Lamp	Lamps	5
Key	Keys	5
Toy	Toys	5
Place	Places	5
Sofa	Sofas	5
Cake	Cakes	5
Book	Books	5
Computer	Computers	5
Table	Tables	5
Film	Films	5
Pen	Pens	5
Year	Years	5
Cat	Cats	5
Girl	Girls	5
Mushuk	Cat
Mushuklar	Cats	5
Kino	Film
Kinolar	Films	5
Quti	Box
Qutilar	Boxes	1
Shahar	City
Shaharlar	Cities	3
Bazm