universe / cosmos / space
49631
birth / creation / formation
125555
riddle / puzzle / enigma / mystery
138124
super- / ultra- / hyper- / very, really (conversational)
128922
large / large scale / big / jumbo
123534
accelerator
54650
international
83998
construction / establishment
74746
Japan
139388
attraction / lure / invitation
162314
concerning / along / under / per
4777
Japan
139388
science / learning / scholarship
59693
meeting / conference / session / assembly / council / convention / congress
56822
consideration / examination / investigation / study / scrutiny / discussion
74982
committee member
45845
meeting / assembly / party
56790
attraction / lure / invitation
162314
time / season / period
92849
prematurity
103055
opinion / point of view
75489
outline / summary
123507
settlement / conclusion / summary
132480
great sum
67522
construction / establishment
74746
cost / expense
145519
around or throughout the world
110954
study / research / investigation
75170
person (rarely used w.o. a qualifier)
95314
participation
88465
guarantee / security / assurance / pledge / warranty
153499
subject / theme / task / challenge / issue / matter
56201
science / learning / scholarship
59693
meeting / conference / session / assembly / council / convention / congress
56822
consideration / examination / investigation / study / scrutiny / discussion
74982
attraction / lure / invitation
162314
time / season / period
92849
prematurity
103055
