This ROOT-WORD is the Suffix TUDE which means STATE OF & CONDITION OF. It makes nouns and often, in giving the meaning, one likes to end the word with NESS. A Suffix which also means STATE OF & TUDE is used to form abstract nouns from adjectives. No. 1 is a most important word. Your attiTUDE to the ROOT-WORDS in this site is the most important single factor in your success or failure with vocabulary building.
1. Attitude : atti TUDE (at’ i tude) n.
Manner; feeling toward; as, attitude to a job
2 Latitudinarian : lati TUD inarian (lat’ i tude in ar’ ee an) n.
One opposed to strict discipline
3. Similitude : simili TUDE (si mil’ i tude) n.
Condition of likeness; resemblance
4. Verisimilitude : verisimili TUDE (ver i si mil’ i tude) n.
Having the appearance of truth
5. Gratitude : grati TUDE (grat’ i tude) n.
State of being grateful; thankfulness
6. Lassitude : lassi TUDE (las’ i tude) n.
State of being limp; weariness
7. Multitude : multi TUDE (mul’ ti tude) n.
Great numbers; as, a multitude of people
8. Pulchritude : pulchri TUDE (pul; kri tude) n.
State of beauty; loveliness
9. Rectitude : recti TUDE (rek’ ti tude) n.
State of righteousness
10. Latitude : lati TUDE (lat; i tude) n.
Degree of distance from side to side; width
11. Plenitude : pleni TUDE (plen’ i tude) n.
Abundance; state of fullness
12. Aptitude : apti TUDE (ap’ ti tude) n.
Ability for; state of being capable
13. Beatitude : beati TUDE (be at; i tude) n.
State of heavenly bliss
14. Solitude : soli TUDE (sol’ i tude) n.
State of being alone; loneliness; as, living in solitude
15. Solicitude : solici TUDE (so lis’ i tude) n.
State of great concern for another as solicitude for the poor
16. Fortitude : forti TUDE (fort’ i tude) n.
State of bravery and strength; endurance
17. Servitude : servi TUDE (ser’ vi tude) n.
State of being subject to another, as, a servant or slave
18. Turpitude : turpi (TUDE (tur’ pi tude) n.
Baseness; depravity; as, moral turpitude
19. Longitude : longi TUDE (lon’ ji tude) n.
Length; extent measured in length
20. Vicissitude : vicissi TUDE (vi sis’ i tude) n.