Difference between Glad and Gladsome

GLAD vs GLADSOME: NOUN

Gladness.
Any of numerous plants of the genus Gladiolus native chiefly to tropical and South Africa having sword-shaped leaves and one-sided spikes of brightly colored funnel-shaped flowers; widely cultivated
A gladiolus.

Very willing; pleased.
Appreciative.
Experiencing or exhibiting joy and pleasure.
Cheerful and bright
Feeling happy appreciation
Showing or causing joy and pleasure; especially made happy
Providing joy and pleasure.
(`lief' is archaic) very willing
Pleased, happy, satisfied
Wearing a gay or bright appearance; expressing or exciting joy; producing gladness; exhilarating.
Glad of it.
Pleased; joyous; happy; cheerful; gratified; -- opposed to sorry, sorrowful, or unhappy; -- said of persons, and often followed by of, at, that, or by the infinitive, and sometimes by with, introducing the cause or reason.
Eagerly disposed to act or to be of service

Happy, joyous, or light-hearted.
Causing joy, pleasure, or cheerfulness; having the appearance of gayety; pleasing.
Pleased; joyful; cheerful.
Causing or showing gladness or joy.
Experiencing or expressing gladness or joy

Causing joy or pleasure; giving satisfaction; pleasing.
Synonyms Joyous, delighted, animated, exhilarated.
Gladsome, cheering, exhilarating, animating. See gladness.
Shining; bright; cheerful; wearing the appearance of joy: as, a glad countenance.
In good condition; thriving.
Especially made happy
Widely cultivated
Feeling joy, pleasure, or satisfaction, especially with reference to some particular event; pleased; gratified; well contented; joyful: rarely used attributively in this sense, but usually in the predicate, where it is used absolutely or followed by of or at, or by an infinitive with to: as, to be glad of an opportunity to oblige a friend.
Acting smoothly or freely; moving easily: as, a glad door or bolt.
To make glad; gladden.
To be glad; rejoice.
Smooth; level; open. Compare glade.
(transitive; intransitive verb) To gladden.

Elated, Overjoyed, Gratified, Excited, Delighted, Proud, Gladsome, Lief, Cheerful, Beaming, Willing, Pleased, Grateful, Thankful, Happy

Gleeful, Happy, Cheery, Gladful, Jubilant, Jump for joy, Cadgy, Cheerful, Gleesome, Blitheful, Joyful, Aleger, Joyous, Gaysome, Glad

Fortunate, Elated, Overjoyed, Gratified, Excited, Delighted, Proud, Gladsome, Cheerful, Beaming, Willing, Pleased, Grateful, Thankful, Happy

Gleeful, Happy, Cheery, Gladful, Jubilant, Jump for joy, Cadgy, Cheerful, Gleesome, Blitheful, Joyful, Aleger, Joyous, Gaysome, Glad

But she is blissful, and she hears it not; Among the other primal creatures gladsome She turns her sphere, and blissful she rejoices.
By Thy might, thou fashionest out of clay the figure of a man and then instillest into it the joyous and gladsome soul.
Deaf, and now I was identifying with a dwarf; I wondered who else was out there waiting to join our gladsome throng.
SYN: Light, merry, joyous, happy, bright, elastic, gladsome, bonny, vivacious, lively, cheerful, blithesome, gay.