• serious ⪢⪢
http://qindex.info/i.php?x=14132

• serious ⪢⪢
The accident was very _____ .
http://qindex.info/i.php?x=14133

◎◎◎ desperate ⪢⪢
_____ means very serious, bad or dangerous.
http://qindex.info/i.php?x=14206

○○○ grizzly ⪢⪢
Grizzlies and polar bears are almost the same species and increasingly overlap and interbreed. But grizzlies are a more serious threat to the herd.
http://qindex.info/i.php?x=17765

○○○ temperature ⪢⪢
And a United Nations report says rising temperatures could have serious effects on agricultural production and food security.
http://qindex.info/i.php?x=5891

○○○ -ious ⪢⪢
hilarious, previous, curious, serious, envious, notorious, glorious, obvious #bookmark
http://qindex.info/i.php?x=11911

○○○ syllable ⪢⪢
serious, previous, hilarious, anxious, cautious, fictitious, pretentious #bookmark
http://qindex.info/i.php?x=11912

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