I suppose the underlined word is "fortitude". The word that most closely defines it would be strength. Fortitude means courage in a dangerous or adversary situation; endurance, resilience. This passage draws on the traditional, patriarchal prejudice of women as frail, weak creatures that have to rely on men for courage and strength.
She is selfless, Viola is in love with Orsino but still chooses to help him be happy, so she is selfless
Hi! Are you answering your own question? I am confused, do we have to answer anything?