Senses
洋洋 vast
(bound form) vast; impressive; immense or expansive, often describing water or open space
洋洋 complacent
(bound form) immensely pleased with oneself; joyful; showing a spirit of satisfaction or high spirits
洋洋 abundant
(bound form) numerous; multi-volume; forming a large quantity, as in a very long piece of writing
洋洋 as if
(classical) seemingly; as if present, especially when describing a spirit or presence
洋洋 extremely
greatly; immensely